White Frosting - cooking recipe

Ingredients

2 1/2 Tbsp. flour
1/2 c. milk
1/4 c. shortening
1/4 c. butter
1/2 c. sugar
1 tsp. vanilla

Preparation

Mix flour with milk, cook until it forms a paste, stirring constantly.
Cool.
Cream shortening, butter, sugar and vanilla in a bowl.
Add cooled paste and beat for about 5 minutes.